The relation between the stress component in z-direction on a horizon – McqOptions

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1.	The relation between the stress component in z-direction on a horizontal plane in Cartesian coordinates and polar coordinates for vertical line load is ___________
A.	σz=σr cos2⁡θ
B.	σz=σr cosec2⁡θ
C.	σz=σr cos⁡θ
D.	σz=σr sin2⁡θ
Answer» B. σz=σr cosec2⁡θ

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